|
| US4413619 | 16 Oct 1981 | 8 Nov 1983 | | Portable cervical collar |
| US4520801 | 8 Jul 1983 | 4 Jun 1985 | | Cervical collar |
| US4712540 | 2 Mar 1987 | 15 Dic 1987 | Jobst Institute | Cervical collar |
| US4782824 | 23 Jul 1987 | 8 Nov 1988 | | External airway support |
| US4886052 | 30 Nov 1987 | 12 Dic 1989 | Charles Greiner and Company, Inc. | Emergency medical cervical collar |
| US5054475 | 18 Mar 1988 | 8 Oct 1991 | Charles Greiner and Company, Inc. | Emergency medical collar, collar/stabilizer, collar/stabilizer/head immobilizer |
| US5520619 | 22 Feb 1994 | 28 May 1996 | Ambu International A/S | Adjustable cervical collar |
| US5588957 | 15 Ago 1995 | 31 Dic 1996 | Ambu International A/S | Cervical collar |
| US5728054 | 24 May 1996 | 17 Mar 1998 | Ambu International A/S | Adjustable cervical collar |
| US5785058 | 21 Feb 1997 | 28 Jul 1998 | | Disposable head and neck immobilization device and method |
| US5797863 | 29 Nov 1996 | 25 Ago 1998 | Ambu International A/S | Collapsible cervical collar |
| US5993403 | 13 Mar 1998 | 30 Nov 1999 | Ambu International A/S | Adjustable cervical collar |
| US6036664 | 7 Jun 1995 | 14 Mar 2000 | Ambu International A/S | Automatic adjustable cervical collar |
| US6090058 | 30 Dic 1997 | 18 Jul 2000 | Laerdal Medical Corporation | Multiple-size cervical collar |
| US6245033 | 29 Nov 1999 | 12 Jun 2001 | Ambu International A/S | Adjustable cervical collar |
| US6423020 | 27 Jul 2000 | 23 Jul 2002 | Ferno-Washington, Inc. | Cervical extrication collar |
| US6726643 | 13 Mar 2000 | 27 Abr 2004 | Ambu International A/S | Automatic adjustable cervical collar |
| US6740055 | 18 Sep 2001 | 25 May 2004 | | Trauma cervical collar |
| US7371222 | 18 Oct 2004 | 13 May 2008 | Biocybernetics International | Cervical support system |
| US8066726 | 23 Nov 2004 | 29 Nov 2011 | Boston Scientific Scimed, Inc. | Serpentine cutting blade for cutting balloon |
| USD314623 | 18 Mar 1988 | 12 Feb 1991 | Charles Greiner & Company, Inc. | Combined emergency medical collar, stabilizer and head immobilizer |
| USD393718 | 23 Dic 1996 | 21 Abr 1998 | Laerdal Medical Corporation | Cervical collar |
| USD542919 | 17 Mar 2005 | 15 May 2007 | | Neck brace |
| USD552742 | 28 Feb 2005 | 9 Oct 2007 | | Neck brace |
| USD616555 | 14 Sep 2009 | 25 May 2010 | Ossur HF | Orthopedic device |
| USD616996 | 14 Sep 2009 | 1 Jun 2010 | Ossur HF | Orthopedic device |
| USD616997 | 14 Sep 2009 | 1 Jun 2010 | Ossur HF | Orthopedic device |
| USD631167 | 24 Abr 2007 | 18 Ene 2011 | Xceed Holdings (PTY) Limited | Neck brace |
| USD647623 | 6 Ago 2010 | 25 Oct 2011 | Ossur HF | Height adjustment mechanism for cervical collar |
| USRE32219 | 10 Feb 1984 | 5 Ago 1986 | | Portable cervical collar |
| USRE36745 | 13 Ene 1999 | 20 Jun 2000 | Ambu Inc. | Extrication cervical collar with adjustable supports |
